{"id":9871,"date":"2026-02-24T15:11:46","date_gmt":"2026-02-24T07:11:46","guid":{"rendered":"https:\/\/www.packqc.com\/standard\/astm-d689-2\/"},"modified":"2026-04-16T09:53:21","modified_gmt":"2026-04-16T01:53:21","slug":"astm-d689","status":"publish","type":"standard","link":"https:\/\/www.packqc.com\/lv\/standard\/astm-d689\/","title":{"rendered":"ASTM D689"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Izpratne par ASTM D689<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">ASTM D689 defin\u0113 standartiz\u0113tu metodi, ar kuru m\u0113ra sp\u0113ku, kas vajadz\u012bgs, lai p\u0113c tam, kad ir s\u0101kta pap\u012bra pl\u012bsin\u0101\u0161ana, to p\u0101rpl\u0113stu perpendikul\u0101ri loksnes plaknei. Testa pamat\u0101 ir Elmendorfa sv\u0101rsta meh\u0101nisms, kas p\u0101rv\u0113r\u0161 potenci\u0101l\u0101s ener\u0123ijas zudumu izm\u0113r\u0101m\u0101 pl\u012b\u0161anas sp\u0113k\u0101.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">At\u0161\u0137ir\u012bb\u0101 no stiepes vai pl\u012b\u0161anas testiem ASTM D689 test\u0101 galven\u0101 uzman\u012bba tiek piev\u0113rsta iek\u0161\u0113jai iztur\u012bbai pret pl\u012bsumiem. \u0160\u012b \u012bpa\u0161\u012bba atspogu\u013co, k\u0101 pap\u012brs uzvedas, kad tas tiek pak\u013cauts p\u0113k\u0161\u0146am sp\u0113kam p\u0101rveido\u0161anas, loc\u012b\u0161anas, grie\u0161anas vai apstr\u0101des laik\u0101. \u0160\u0101 iemesla d\u0113\u013c ASTM D689 bie\u017ei papildina citus stipr\u012bbas testus, lai sniegtu piln\u012bg\u0101ku veiktsp\u0113jas profilu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Standarts attiecas uz daudz\u0101m pap\u012bra un kartona \u0161\u0137ir\u0101m, lai gan tas nav piem\u0113rots \u013coti virz\u012btam pap\u012bram, ja j\u0101nov\u0113rt\u0113 \u0161\u0137\u0113rsvirziena pl\u012bsumi.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">ASTM D689: Pap\u012bra pl\u012b\u0161anas iztur\u012bbas tests ar Elmendorfa pl\u012b\u0161anas testeri<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The <strong data-start=\"1988\" data-end=\"2016\">pap\u012bra pl\u012b\u0161anas iztur\u012bbas tests<\/strong> aprakst\u012bts ASTM D689, izmanto <strong data-start=\"2048\" data-end=\"2076\">Elmendorfas asaru testeris<\/strong> lai p\u0101rpl\u0113stu vienu vai vair\u0101kus pap\u012bra sl\u0101\u0146us noteikt\u0101 att\u0101lum\u0101. Instruments m\u0113ra darbu, ko veic sv\u0101rsts pl\u012b\u0161anas laik\u0101, un par\u0101da vid\u0113jo pl\u012b\u0161anas sp\u0113ku.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ja vair\u0101kas loksnes tiek test\u0113tas kop\u0101, rezult\u0101ts ir vid\u0113j\u0101 v\u0113rt\u012bba. \u0160\u012b v\u0113rt\u012bba \u013cauj laboratorij\u0101m apr\u0113\u0137in\u0101t aptuveno vienas loksnes iztur\u012bbu pret pl\u012bsumiem. Pl\u0101niem pap\u012briem, kuriem ir iesp\u0113jama vienas lapas test\u0113\u0161ana, pl\u012b\u0161anas pretest\u012bbu var izm\u0113r\u012bt tie\u0161i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The <strong data-start=\"2538\" data-end=\"2564\">pap\u012bra pl\u012b\u0161anas iztur\u012bba<\/strong> ieg\u016btais ar ASTM D689 metodi, kalpo k\u0101 galvenais \u0161\u0137iedru savieno\u0161anas, \u0161\u0137iedru garuma, att\u012br\u012b\u0161anas apst\u0101k\u013cu un kop\u0113j\u0101s loksnes integrit\u0101tes r\u0101d\u012bt\u0101js.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Testa princips, pamatojoties uz Elmendorfa metodi<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Elmendorfa metode darbojas p\u0113c vienk\u0101r\u0161a, bet uzticama meh\u0101nisk\u0101 principa. Zin\u0101mas masas un \u0123eometrijas sv\u0101rsts tiek palaists no fiks\u0113ta augstuma. T\u0101 \u0161\u016bpo\u0161an\u0101s laik\u0101 tas sapl\u0113\u0161 test\u0113\u0161anas ier\u012bc\u0113 iestiprin\u0101to testa paraugu. Ener\u0123ija, kas tiek pat\u0113r\u0113ta pl\u012b\u0161anas laik\u0101, samazina sv\u0101rsta gal\u012bgo augstumu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Instrumentu skala \u0161o ener\u0123ijas zudumu p\u0101rv\u0113r\u0161 pl\u012b\u0161anas sp\u0113k\u0101. T\u0101 k\u0101 p\u0101rrau\u0161anas att\u0101lums paliek nemain\u012bgs, ASTM D689 nodro\u0161ina, ka rezult\u0101ti da\u017e\u0101d\u0101s laboratorij\u0101s ir sal\u012bdzin\u0101mi, ja proced\u016bras un iek\u0101rtas ir vien\u0101das.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0160is princips padara Elmendorfa metodi \u0101tru, atk\u0101rtojamu un piem\u0113rotu ikdienas kvalit\u0101tes kontroles testiem pap\u012brfabrik\u0101s un test\u0113\u0161anas laboratorij\u0101s.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Testa proced\u016bras p\u0101rskats saska\u0146\u0101 ar ASTM D689<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Lai ieg\u016btu prec\u012bzus un atk\u0101rtojamus rezult\u0101tus, laboratorij\u0101m j\u0101iev\u0113ro struktur\u0113ta proced\u016bra, kas saska\u0146ota ar ASTM D689:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Parauga sagatavo\u0161ana<\/strong><br data-start=\"3614\" data-end=\"3617\">Sagatavojiet vajadz\u012bg\u0101 izm\u0113ra un orient\u0101cijas pap\u012bra paraugus. Testus parasti veic gan ma\u0161\u012bnas virzien\u0101, gan \u0161\u0137\u0113rsvirzien\u0101.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u0160\u0137iedras izv\u0113le<\/strong><br data-start=\"3770\" data-end=\"3773\">Izv\u0113lieties piem\u0113rotu sl\u0101\u0146u skaitu, lai r\u0101d\u012bjumi atbilstu Elmendorfa pl\u012b\u0161anas testera kalibr\u0113tajam diapazonam.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Instrumenta iestat\u012b\u0161ana<\/strong><br data-start=\"3911\" data-end=\"3914\">P\u0101rbaudiet kalibr\u0113\u0161anu, p\u0101rliecinieties, ka sv\u0101rsts kustas br\u012bvi, un p\u0101rliecinieties, ka kust\u012bbu neietekm\u0113 berze vai \u0161\u0137\u0113r\u0161\u013ci.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pl\u012bsumu ierosin\u0101\u0161ana un test\u0113\u0161ana<\/strong><br data-start=\"4056\" data-end=\"4059\">Stingri nostipriniet paraugu un atlaidiet sv\u0101rstu, lai pap\u012bru p\u0101rrautu noteikt\u0101 att\u0101lum\u0101.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Rezult\u0101tu re\u0123istr\u0113\u0161ana<\/strong><br data-start=\"4179\" data-end=\"4182\">Re\u0123istr\u0113jiet atsevi\u0161\u0137us r\u0101d\u012bjumus un apr\u0113\u0137iniet vid\u0113j\u0101s, maksim\u0101l\u0101s un minim\u0101l\u0101s v\u0113rt\u012bbas katram testa virzienam.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">R\u016bp\u012bgai sl\u0101\u0146u skaita un paraugu izl\u012bdzin\u0101\u0161anas kontrolei ir iz\u0161\u0137iro\u0161a noz\u012bme main\u012bguma samazin\u0101\u0161an\u0101.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">ASTM D689 pielietojums pap\u012bra r\u016bpniec\u012bb\u0101<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">ASTM D689 joproj\u0101m tiek pla\u0161i izmantots k\u0101 daudzu pap\u012bru kategoriju galapat\u0113ri\u0146a r\u0101d\u012bt\u0101js. Iepakojuma pap\u012brs ir atkar\u012bgs no pietiekamas iztur\u012bbas pret pl\u012bsumiem, lai nov\u0113rstu boj\u0101jumus pild\u012b\u0161anas un transport\u0113\u0161anas laik\u0101. Poligr\u0101fijas pap\u012bram ir nepiecie\u0161ama sabalans\u0113ta iztur\u012bba pret pl\u012bsumiem, lai izvair\u012btos no malu boj\u0101jumiem \u0101trdarb\u012bgas apstr\u0101des laik\u0101.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Uzraugot <strong data-start=\"5334\" data-end=\"5360\">pap\u012bra pl\u012b\u0161anas iztur\u012bba<\/strong>, ra\u017eot\u0101ji var piel\u0101got izejvielas, rafin\u0113\u0161anas l\u012bmeni un procesa parametrus, lai pan\u0101ktu nemain\u012bgu kvalit\u0101ti.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Uzticami rezult\u0101ti ir atkar\u012bgi no stabilas un prec\u012bzas aparat\u016bras. M\u016bsdien\u012bgs <strong data-start=\"5597\" data-end=\"5625\">Elmendorfas asaru testeris<\/strong>, piem\u0113ram.<b>&nbsp;<a href=\"https:\/\/www.packqc.com\/lv\/product\/sld-01-elmendorf-tear-strength-tester\/\" target=\"_blank\" rel=\"noopener\">Cell Instruments pl\u012bsumu testeris SLD-01<\/a><\/b>, nodro\u0161ina prec\u012bzu ener\u0123ijas m\u0113r\u012b\u0161anu, vienm\u0113r\u012bgu sv\u0101rsta kust\u012bbu un skaidrus ciparu vai analogos r\u0101d\u012bjumus. \u0160\u012bs funkcijas pal\u012bdz laboratorij\u0101m izpild\u012bt ASTM D689 pras\u012bbas, vienlaikus uzlabojot efektivit\u0101ti un atk\u0101rtojam\u012bbu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.celtec.cn\/\" rel=\"nofollow noopener\" target=\"_blank\"><b>Cell Instruments Co., Ltd. <\/b><\/a>atbalsta pap\u012bra test\u0113\u0161anas laboratorijas ar profesion\u0101las klases asaru testeriem un tehniskaj\u0101m zin\u0101\u0161an\u0101m, nodro\u0161inot atbilst\u012bbu starptautiskajiem standartiem un ilgtermi\u0146a test\u0113\u0161anas uzticam\u012bbu.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Secin\u0101jums <\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><b>ASTM D689 <\/b>pied\u0101v\u0101 p\u0101rbaud\u012btu un praktisku metodi pap\u012bra iztur\u012bbas pret pl\u012bsumiem nov\u0113rt\u0113\u0161anai, izmantojot Elmendorfa metodi. Izprotot testa principu, iev\u0113rojot pareizu proced\u016bru un izv\u0113loties piem\u0113rotu apr\u012bkojumu, laboratorijas var ieg\u016bt uzticamus datus, kas atbalsta kvalit\u0101tes kontroli un produktu att\u012bst\u012bbu. Gan pap\u012bra ra\u017eot\u0101jiem, gan lietot\u0101jiem ASTM D689 joproj\u0101m ir b\u016btisks standarts, lai nov\u0113rt\u0113tu re\u0101lo veiktsp\u0113ju..<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Uzticami test\u0113\u0161anas risin\u0101jumi, kas atbilst ASTM un starptautiskajiem standartiem, <strong data-start=\"5432\" data-end=\"5452\">\u0160\u016bnu instrumenti<\/strong> nodro\u0161ina profesion\u0101las sist\u0113mas un ekspertu tehnisko atbalstu, kas piel\u0101gots j\u016bsu test\u0113\u0161anas vajadz\u012bb\u0101m.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">FAQ<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Kas ir ASTM D689 un k\u0101p\u0113c tas ir svar\u012bgi?<br><strong data-start=\"273\" data-end=\"286\">ASTM D689<\/strong> ir standarta testa metode, ko izmanto, lai noteiktu <strong data-start=\"333\" data-end=\"359\">pap\u012bra pl\u012b\u0161anas iztur\u012bba<\/strong> izmantojot <strong data-start=\"369\" data-end=\"397\">Elmendorfas asaru testeris<\/strong>. Tas nodro\u0161ina b\u016btiskus datus kvalit\u0101tes kontrolei un \u013cauj prognoz\u0113t pap\u012bra veiktsp\u0113ju galapat\u0113ri\u0146a lietojumos.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">K\u0101dus materi\u0101lus var test\u0113t, izmantojot ASTM D689?<br>\u0160is tests attiecas uz liel\u0101ko da\u013cu pap\u012bra \u0161\u0137iru, tostarp biroja pap\u012bru, iepakojuma pap\u012bru un speci\u0101lo pap\u012bru. Ar to m\u0113ra gan ma\u0161\u012bnvirzien\u0101, gan \u0161\u0137\u0113rsvirzien\u0101. <strong data-start=\"728\" data-end=\"751\">pap\u012bra pl\u012b\u0161anas iztur\u012bba<\/strong> lai nodro\u0161in\u0101tu prec\u012bzu materi\u0101la iztur\u012bbas nov\u0113rt\u0113\u0161anu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">K\u0101 \u0161aj\u0101 test\u0101 darbojas Elmendorfa pl\u012b\u0161anas testeris?<br>The <strong data-start=\"882\" data-end=\"910\">Elmendorfas asaru testeris<\/strong> izmanto sv\u0101rstu, lai sapl\u0113stu pap\u012bra paraugu. Tiek re\u0123istr\u0113ta ener\u0123ija, ko pap\u012brs p\u0101rraujot absorb\u0113, un p\u0113c tam to p\u0101rv\u0113r\u0161 par ener\u0123iju. <strong data-start=\"1042\" data-end=\"1068\">pap\u012bra pl\u012b\u0161anas iztur\u012bba<\/strong> v\u0113rt\u012bba vienai loksnei vai vair\u0101kiem sl\u0101\u0146iem.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">K\u0101di ir galvenie so\u013ci, veicot ASTM D689 pap\u012bra pl\u012b\u0161anas iztur\u012bbas testu?<br>Proced\u016br\u0101 ietilpst parauga sagatavo\u0161ana, pap\u012bra iespie\u0161ana <strong data-start=\"1275\" data-end=\"1295\">Elmendorf testeris<\/strong>, uzs\u0101kot pl\u012bsumu, re\u0123istr\u0113jot pl\u012bsuma sp\u0113ku un apr\u0113\u0137inot vid\u0113jo v\u0113rt\u012bbu <strong data-start=\"1375\" data-end=\"1392\">pl\u012b\u0161anas iztur\u012bba<\/strong>. Lai ieg\u016btu visaptvero\u0161us rezult\u0101tus, testi tiek veikti gan ma\u0161\u012bnas, gan \u0161\u0137\u0113rsvirzien\u0101.<\/p>","protected":false},"excerpt":{"rendered":"<p>Izpratne par ASTM D689 ASTM D689 nosaka standartiz\u0113tu metodi, lai izm\u0113r\u012btu sp\u0113ku, kas nepiecie\u0161ams pap\u012bra pl\u012bsumam virzien\u0101, kur\u0161 ir perpendikul\u0101rs lapas plaknei p\u0113c pl\u012bsuma uzs\u0101k\u0161anas. Testa pamat\u0101 ir Elmendorfa sv\u0101rsta meh\u0101nisms, kas p\u0101rv\u0113r\u0161 potenci\u0101l\u0101s ener\u0123ijas zudumu izm\u0113r\u0101m\u0101 pl\u012b\u0161anas sp\u0113k\u0101. At\u0161\u0137ir\u012bb\u0101 no stiepes vai pl\u012b\u0161anas testiem ASTM [...]<\/p>","protected":false},"featured_media":8703,"parent":0,"template":"","meta":{"_acf_changed":true,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}}},"standard-category":[611],"class_list":["post-9871","standard","type-standard","status-publish","has-post-thumbnail","hentry","standard-category-astm"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packqc.com\/lv\/wp-json\/wp\/v2\/standard\/9871","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packqc.com\/lv\/wp-json\/wp\/v2\/standard"}],"about":[{"href":"https:\/\/www.packqc.com\/lv\/wp-json\/wp\/v2\/types\/standard"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.packqc.com\/lv\/wp-json\/wp\/v2\/media\/8703"}],"wp:attachment":[{"href":"https:\/\/www.packqc.com\/lv\/wp-json\/wp\/v2\/media?parent=9871"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.packqc.com\/lv\/wp-json\/wp\/v2\/standard-category?post=9871"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}